a Excludes $59 million of deferred federal and state tax benefits related to the
cumulative effect of change in accounting principle recorded net of tax. (See Note 1.)
b Excludes $404 million of current federal and state tax expense related to the
extraordinary item recorded net of tax. (See Note 1.)
c Unamortized investment tax credit was $189 million at December 31, 2001.
INCOME TAX EXPENSE RECONCILIATION TO STATUTORY RATE
Years ended December 31
In millions
2001
2000
1999
Income tax, computed at
the statutory rate of 35%
$
1,100
$
979
$
455
Adjustments resulting from
State income tax, net
of federal income
tax effect
74
75
47
Favorable resolution of
federal tax issues
(11
)
(18
)
(30
)
Other items, net
(13
)
(16
)
(19
)
Total income tax expense
$
1,150
$
1,020
$
453
Effective tax rate
36.6%
36.5%
34.9%
NET DEFERRED INCOME TAX LIABILITY COMPONENTS
December 31
In millions
2001
2000
Deferred credits and other liabilities
$
507
$
429
International property, plant and equipment
109
153
Other
58
10
Total deferred income tax assets
674
592
Valuation allowance
(17
)
(9
)
Net deferred income tax assets
657
583
Investments and other assets
(711
)
(320
)
Accelerated depreciation rates
(2,885
)
(2,707
)
Regulatory assets and deferred debits
(290
)
(326
)
Regulatory assets related to restating to
pre-tax basis
(465
)
(429
)
Total deferred income tax liability
(4,351
)
(3,782
)
State deferred income tax, net of federal
tax effect